X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d44444105bea5beaab0a39f7624b8ce126dd2384..777f37e0ccea2836804085fc7d0f5d9666a787f9:/src/common/sizer.cpp?ds=sidebyside diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index f6ef4e0cbc..ea63c184c9 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: sizer.cpp +// Name: src/common/sizer.cpp // Purpose: provide new wxSizer class for layout // Author: Robert Roebling and Robin Dunn, contributions by // Dirk Holtwick, Ron Lee @@ -10,10 +10,6 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "sizer.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -24,6 +20,7 @@ #ifndef WX_PRECOMP #include "wx/string.h" #include "wx/intl.h" + #include "wx/math.h" #endif // WX_PRECOMP #include "wx/sizer.h" @@ -50,7 +47,7 @@ IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer) IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer) #endif -WX_DEFINE_EXPORTED_LIST( wxSizerItemList ); +WX_DEFINE_EXPORTED_LIST( wxSizerItemList ) /* TODO PROPERTIES @@ -85,18 +82,9 @@ WX_DEFINE_EXPORTED_LIST( wxSizerItemList ); minsize */ -//--------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- // wxSizerItem -//--------------------------------------------------------------------------- - -void wxSizerItem::Init() -{ - m_window = NULL; - m_sizer = NULL; - m_show = true; - m_userData = NULL; - m_zoneRect = wxRect(0,0,0,0); -} +// ---------------------------------------------------------------------------- void wxSizerItem::Init(const wxSizerFlags& flags) { @@ -107,89 +95,156 @@ void wxSizerItem::Init(const wxSizerFlags& flags) m_border = flags.GetBorderInPixels(); } -wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int border, wxObject* userData ) - : m_window( NULL ) - , m_sizer( NULL ) - , m_size( wxSize( width, height ) ) // size is set directly - , m_minSize( m_size ) // minimal size is the initial size - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_zoneRect() - , m_show( true ) - , m_userData( userData ) -{ - SetRatio( m_size ); -} - -wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) - : m_window( window ) - , m_sizer( NULL ) - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_zoneRect() - , m_show( true ) - , m_userData( userData ) -{ - if (flag & wxFIXED_MINSIZE) - window->SetMinSize(window->GetSize()); +wxSizerItem::wxSizerItem() +{ + Init(); + + m_proportion = 0; + m_border = 0; + m_flag = 0; + + m_kind = Item_None; +} + +// window item +void wxSizerItem::SetWindow(wxWindow *window) +{ + wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") ); + + m_kind = Item_Window; + m_window = window; + + // window doesn't become smaller than its initial size, whatever happens m_minSize = window->GetSize(); + if ( m_flag & wxFIXED_MINSIZE ) + window->SetMinSize(m_minSize); + // aspect ratio calculated from initial size - SetRatio( m_minSize ); + SetRatio(m_minSize); +} - // m_size is calculated later +wxSizerItem::wxSizerItem(wxWindow *window, + int proportion, + int flag, + int border, + wxObject* userData) + : m_proportion(proportion), + m_border(border), + m_flag(flag), + m_userData(userData) +{ + SetWindow(window); } -wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) - : m_window( NULL ) - , m_sizer( sizer ) - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_zoneRect() - , m_show( true ) - , m_ratio( 0.0 ) - , m_userData( userData ) +// sizer item +void wxSizerItem::SetSizer(wxSizer *sizer) { - // m_minSize is calculated later - // m_size is calculated later + m_kind = Item_Sizer; + m_sizer = sizer; } -wxSizerItem::wxSizerItem() +wxSizerItem::wxSizerItem(wxSizer *sizer, + int proportion, + int flag, + int border, + wxObject* userData) + : m_proportion(proportion), + m_border(border), + m_flag(flag), + m_ratio(0.0), + m_userData(userData) { - Init(); + SetSizer(sizer); - m_proportion = 0; - m_border = 0; - m_flag = 0; + // m_minSize is set later +} + +// spacer item +void wxSizerItem::SetSpacer(const wxSize& size) +{ + m_kind = Item_Spacer; + m_spacer = new wxSizerSpacer(size); + m_minSize = size; + SetRatio(size); +} + +wxSizerItem::wxSizerItem(int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData) + : m_minSize(width, height), // minimal size is the initial size + m_proportion(proportion), + m_border(border), + m_flag(flag), + m_userData(userData) +{ + SetSpacer(width, height); } wxSizerItem::~wxSizerItem() { delete m_userData; - if ( m_window ) - { - m_window->SetContainingSizer(NULL); - } - else // we must be a sizer + switch ( m_kind ) { - delete m_sizer; + case Item_None: + break; + + case Item_Window: + m_window->SetContainingSizer(NULL); + break; + + case Item_Sizer: + delete m_sizer; + break; + + case Item_Spacer: + delete m_spacer; + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); } } +wxSize wxSizerItem::GetSpacer() const +{ + wxSize size; + if ( m_kind == Item_Spacer ) + size = m_spacer->GetSize(); + + return size; +} + wxSize wxSizerItem::GetSize() const { wxSize ret; - if (IsSizer()) - ret = m_sizer->GetSize(); - else - if (IsWindow()) - ret = m_window->GetSize(); - else ret = m_size; + switch ( m_kind ) + { + case Item_None: + break; + + case Item_Window: + ret = m_window->GetSize(); + break; + + case Item_Sizer: + ret = m_sizer->GetSize(); + break; + + case Item_Spacer: + ret = m_spacer->GetSize(); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } if (m_flag & wxWEST) ret.x += m_border; @@ -211,7 +266,7 @@ wxSize wxSizerItem::CalcMin() // if we have to preserve aspect ratio _AND_ this is // the first-time calculation, consider ret to be initial size - if ((m_flag & wxSHAPED) && !m_ratio) + if ( (m_flag & wxSHAPED) && wxIsNullDouble(m_ratio) ) SetRatio(m_minSize); } else if ( IsWindow() ) @@ -241,8 +296,10 @@ wxSize wxSizerItem::GetMinSizeWithBorder() const } -void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) +void wxSizerItem::SetDimension( const wxPoint& pos_, const wxSize& size_ ) { + wxPoint pos = pos_; + wxSize size = size_; if (m_flag & wxSHAPED) { // adjust aspect ratio @@ -294,55 +351,129 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) size.y -= m_border; } - if (IsSizer()) - m_sizer->SetDimension( pos.x, pos.y, size.x, size.y ); + m_rect = wxRect(pos, size); - m_zoneRect = wxRect(pos, size); - if (IsWindow()) - m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE ); + switch ( m_kind ) + { + case Item_None: + wxFAIL_MSG( _T("can't set size of uninitialized sizer item") ); + break; - m_size = size; + case Item_Window: + m_window->SetSize(pos.x, pos.y, size.x, size.y, + wxSIZE_ALLOW_MINUS_ONE); + break; + + case Item_Sizer: + m_sizer->SetDimension(pos.x, pos.y, size.x, size.y); + break; + + case Item_Spacer: + m_spacer->SetSize(size); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } } void wxSizerItem::DeleteWindows() { - if (m_window) + switch ( m_kind ) { - m_window->Destroy(); - m_window = NULL; + case Item_None: + case Item_Spacer: + break; + + case Item_Window: + //We are deleting the window from this sizer - normally + //the window destroys the sizer associated with it, + //which might destroy this, which we don't want + m_window->SetContainingSizer(NULL); + m_window->Destroy(); + //Putting this after the switch will result in a spacer + //not being deleted properly on destruction + m_kind = Item_None; + break; + + case Item_Sizer: + m_sizer->DeleteWindows(); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); } - if (m_sizer) - m_sizer->DeleteWindows(); } -bool wxSizerItem::IsWindow() const +void wxSizerItem::Show( bool show ) { - return (m_window != NULL); -} + switch ( m_kind ) + { + case Item_None: + wxFAIL_MSG( _T("can't show uninitialized sizer item") ); + break; -bool wxSizerItem::IsSizer() const -{ - return (m_sizer != NULL); -} + case Item_Window: + m_window->Show(show); + break; -bool wxSizerItem::IsSpacer() const -{ - return (m_window == NULL) && (m_sizer == NULL); + case Item_Sizer: + m_sizer->Show(show); + break; + + case Item_Spacer: + m_spacer->Show(show); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } } -void wxSizerItem::Show( bool show ) +bool wxSizerItem::IsShown() const { - m_show = show; + switch ( m_kind ) + { + case Item_None: + // we may be called from CalcMin(), just return false so that we're + // not used + break; + + case Item_Window: + return m_window->IsShown(); + + case Item_Sizer: + // arbitrarily decide that if at least one of our elements is + // shown, so are we (this arbitrariness is the reason for + // deprecating this function) + { + for ( wxSizerItemList::compatibility_iterator + node = m_sizer->GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + if ( node->GetData()->IsShown() ) + return true; + } + } + return false; + + case Item_Spacer: + return m_spacer->IsShown(); - if( IsWindow() ) - m_window->Show( show ); - else if( IsSizer() ) - m_sizer->ShowItems( show ); + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } - // ... nothing else to do to hide/show spacers + return false; } +#if WXWIN_COMPATIBILITY_2_6 void wxSizerItem::SetOption( int option ) { SetProportion( option ); @@ -352,17 +483,13 @@ int wxSizerItem::GetOption() const { return GetProportion(); } +#endif // WXWIN_COMPATIBILITY_2_6 //--------------------------------------------------------------------------- // wxSizer //--------------------------------------------------------------------------- -wxSizer::wxSizer() - :m_minSize() -{ -} - wxSizer::~wxSizer() { WX_CLEAR_LIST(wxSizerItemList, m_children); @@ -372,16 +499,18 @@ wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item ) { m_children.Insert( index, item ); - if( item->GetWindow() ) + if ( item->GetWindow() ) item->GetWindow()->SetContainingSizer( this ); return item; } +#if WXWIN_COMPATIBILITY_2_6 bool wxSizer::Remove( wxWindow *window ) { return Detach( window ); } +#endif // WXWIN_COMPATIBILITY_2_6 bool wxSizer::Remove( wxSizer *sizer ) { @@ -417,7 +546,7 @@ bool wxSizer::Remove( int index ) wxSizerItem *item = node->GetData(); - if( item->IsWindow() ) + if ( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); delete item; @@ -481,9 +610,9 @@ bool wxSizer::Detach( int index ) wxSizerItem *item = node->GetData(); - if( item->IsSizer() ) + if ( item->IsSizer() ) item->DetachSizer(); - else if( item->IsWindow() ) + else if ( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); delete item; @@ -620,7 +749,7 @@ wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const { wxSize maxSize( window->GetMaxSize() ); - if( maxSize != wxDefaultSize ) + if ( maxSize != wxDefaultSize ) { wxSize size( window->GetSize() ); wxSize client_size( window->GetClientSize() ); @@ -936,23 +1065,19 @@ bool wxSizer::IsShown( size_t index ) const //--------------------------------------------------------------------------- wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap ) - : m_rows( rows ) + : m_rows( ( cols == 0 && rows == 0 ) ? 1 : rows ) , m_cols( cols ) , m_vgap( vgap ) , m_hgap( hgap ) { - if (m_rows == 0 && m_cols == 0) - m_rows = 1; } wxGridSizer::wxGridSizer( int cols, int vgap, int hgap ) - : m_rows( 0 ) + : m_rows( cols == 0 ? 1 : 0 ) , m_cols( cols ) , m_vgap( vgap ) , m_hgap( hgap ) { - if (m_rows == 0 && m_cols == 0) - m_rows = 1; } int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const @@ -1211,10 +1336,12 @@ void wxFlexGridSizer::AdjustForFlexDirection() wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths : m_rowHeights; - const int count = array.GetCount(); + const size_t count = array.GetCount(); // find the largest value in this array - int n, largest = 0; + size_t n; + int largest = 0; + for ( n = 0; n < count; ++n ) { if ( array[n] > largest ) @@ -1751,10 +1878,31 @@ void wxStdDialogButtonSizer::Realize() if (m_buttonAffirmative) Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT, 6); +#elif defined(__WXMSW__) + // Windows + + // right-justify buttons + Add(0, 0, 1, wxEXPAND, 0); + + if (m_buttonAffirmative){ + Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonAffirmative->ConvertDialogToPixels(wxSize(2, 0)).x); + } + + if (m_buttonNegative){ + Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonNegative->ConvertDialogToPixels(wxSize(2, 0)).x); + } + + if (m_buttonCancel){ + Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonCancel->ConvertDialogToPixels(wxSize(2, 0)).x); + } + if (m_buttonApply) + Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonApply->ConvertDialogToPixels(wxSize(2, 0)).x); + + if (m_buttonHelp) + Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(2, 0)).x); #else - // do the same thing for GTK1 and Windows platforms - // and assume any platform not accounted for here will use - // Windows style + // GTK+1 and any other platform + // Add(0, 0, 0, wxLEFT, 5); // Not sure what this was for but it unbalances the dialog if (m_buttonHelp) Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(4, 0)).x);